Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac toc tre snippets" » "cac toi tre snippets", "cac nuoc tre snippets", "cac thoi tre snippets", "cac soc tre snippets", "cac tuoi tre snippets", "cac moc tren snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cac toc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac toc tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac toc tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac toc tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.